====== <#yahoo_oauth1authorization> ======
This function acquire a Request Token and show the yahoo autorization dialog. Typically, the
website open a popup to an url that point to this function.
==== Parameters ====
^ Name ^ Mandatory ^ Default ^ Description ^
| oauth_consumer_key | Yes | | Consumer Key provided to you when you signed up (https://developer.apps.yahoo.com/projects). |
| oauth_signature | Yes | | The Consumer Secret that was issued to the application (https://developer.apps.yahoo.com/projects) |
| oauth_callback | No | /authentication/yahoo_oauth1callback/ | The URI registered with the application |
==== Example ====
<#yahoo_oauth1authorization oauth_consumer_key=".." oauth_signature=".." oauth_callback="..">